rxvt-unicode/src/background.h

/*
 * background.h
 */

#ifndef BACKGROUND_H_
#define BACKGROUND_H_

#ifdef HAVE_AFTERIMAGE
# include <afterimage.h>
# undef min
# undef max
#endif

#if defined(BG_IMAGE_FROM_FILE) || defined(ENABLE_TRANSPARENCY)
# define HAVE_BG_PIXMAP 1/* to simplify further usage */
struct  bgPixmap_t {

  bgPixmap_t();

  enum {
    geometrySet     = (1UL<<0),
    propScale       = (1UL<<1),
    geometryFlags   = (geometrySet|propScale),

    tintSet         = (1UL<<8),
    tintNeeded      = (1UL<<9),
    tintWholesome   = (1UL<<10),
    tintServerSide  = (1UL<<11),
    tintFlags       = (tintSet|tintServerSide|tintNeeded|tintWholesome),
    blurNeeded      = (1UL<<12),
    blurServerSide  = (1UL<<13), /* this don't work yet */

    isTransparent   = (1UL<<16),
    isInvalid       = (1UL<<17),
    isVtOrigin      = (1UL<<18),  /* if set pixmap has origin at corner of
                                    vt window instead of parent[0]! */
    hasChanged      = (1UL<<19)
  };

  unsigned long flags;

  enum {
    transpPmapTiled = (1UL<<0),
    transpPmapTinted = tintNeeded,
    transpPmapBlured = blurNeeded,
    transpTransformations = (tintNeeded|blurNeeded)
  }; /* this flags are returned by make_transparency_pixmap if called */

  bool check_clearChanged () { bool r = flags & hasChanged; flags &= ~hasChanged; return r; };

# ifdef  BG_IMAGE_FROM_FILE
#  ifdef HAVE_AFTERIMAGE
  ASImage *original_asim;
  bool render_asim (ASImage *background, ARGB32 background_tint);
#  endif

  enum { defaultScale = 100, defaultAlign = 50 };

  unsigned int h_scale, v_scale;/* percents of the window size */
  int h_align, v_align;         /* percents of the window size:
                                  0 - left align, 50 - center, 100 - right */
  void unset_geometry () { flags = flags & ~geometryFlags; };
  bool set_geometry (const char *geom);
  void set_defaultGeometry ()
  {
    h_scale = v_scale = defaultScale;
    h_align = v_align = defaultAlign;
    flags |= geometrySet;
  };

  bool set_file (const char *file);
# endif /* BG_IMAGE_FROM_FILE */

  rxvt_term *target;
  bool set_target (rxvt_term *new_target);

# ifdef ENABLE_TRANSPARENCY
  int         root_depth; /* obtained when target is set */
  Pixmap      root_pixmap; /* current root pixmap set */
  rxvt_color  tint;
  int         shade;
  int         h_blurRadius, v_blurRadius;

  bool set_transparent ();
  bool set_blur_radius (const char *geom);
  bool set_tint (rxvt_color &new_tint);
  bool unset_tint ();
  bool set_shade (const char *shade_str);
  bool set_root_pixmap ();

  unsigned long make_transparency_pixmap ();/* returns combination of the transpTransformations flags */
# endif
  double invalid_since;

  Pixmap pixmap;
  unsigned int pmap_width, pmap_height;
  unsigned int pmap_depth;

  bool window_size_sensitive ();
  bool window_position_sensitive () {
    return (flags & isTransparent);
  };

  bool is_parentOrigin () {
    return !(flags & isVtOrigin);
  };

  bool need_client_side_rendering ();
  void apply ();
  bool render ();
  void invalidate () {
    if (!(flags & isInvalid))
      {
        flags |= isInvalid;
        invalid_since = ev::now ();
      }
  };
};
#else
# undef HAVE_BG_PIXMAP
#endif


#endif  /* _BACKGROUND_H_ */
Revision:	1.6
Committed:	Sun Nov 11 04:08:00 2007 UTC (16 years, 6 months ago) by root
Content type:	text/plain
Branch:	MAIN
Changes since 1.5:	+1 -1 lines
Log Message:	first rough cut at libev integration
#	User	Rev	Content
1	sasha	1.1	/*
2			* background.h
3			*/
4
5			#ifndef BACKGROUND_H_
6			#define BACKGROUND_H_
7
8			#ifdef HAVE_AFTERIMAGE
9	sasha	1.4	# include <afterimage.h>
10			# undef min
11			# undef max
12	sasha	1.1	#endif
13
14	sasha	1.2	#if defined(BG_IMAGE_FROM_FILE) \|\| defined(ENABLE_TRANSPARENCY)
15	sasha	1.1	# define HAVE_BG_PIXMAP 1/* to simplify further usage */
16			struct bgPixmap_t {
17
18	sasha	1.2	bgPixmap_t();
19
20	sasha	1.1	enum {
21			geometrySet = (1UL<<0),
22			propScale = (1UL<<1),
23			geometryFlags = (geometrySet\|propScale),
24
25			tintSet = (1UL<<8),
26			tintNeeded = (1UL<<9),
27			tintWholesome = (1UL<<10),
28			tintServerSide = (1UL<<11),
29			tintFlags = (tintSet\|tintServerSide\|tintNeeded\|tintWholesome),
30			blurNeeded = (1UL<<12),
31			blurServerSide = (1UL<<13), /* this don't work yet */
32
33			isTransparent = (1UL<<16),
34			isInvalid = (1UL<<17),
35	sasha	1.3	isVtOrigin = (1UL<<18), /* if set pixmap has origin at corner of
36	sasha	1.1	vt window instead of parent[0]! */
37	sasha	1.3	hasChanged = (1UL<<19)
38	sasha	1.1	};
39
40			unsigned long flags;
41
42			enum {
43			transpPmapTiled = (1UL<<0),
44			transpPmapTinted = tintNeeded,
45			transpPmapBlured = blurNeeded,
46			transpTransformations = (tintNeeded\|blurNeeded)
47			}; /* this flags are returned by make_transparency_pixmap if called */
48
49	sasha	1.3	bool check_clearChanged () { bool r = flags & hasChanged; flags &= ~hasChanged; return r; };
50	ayin	1.5
51	sasha	1.2	# ifdef BG_IMAGE_FROM_FILE
52	sasha	1.1	# ifdef HAVE_AFTERIMAGE
53			ASImage *original_asim;
54			bool render_asim (ASImage *background, ARGB32 background_tint);
55			# endif
56
57			enum { defaultScale = 100, defaultAlign = 50 };
58
59			unsigned int h_scale, v_scale;/* percents of the window size */
60			int h_align, v_align; /* percents of the window size:
61			0 - left align, 50 - center, 100 - right */
62			void unset_geometry () { flags = flags & ~geometryFlags; };
63			bool set_geometry (const char *geom);
64			void set_defaultGeometry ()
65			{
66			h_scale = v_scale = defaultScale;
67			h_align = v_align = defaultAlign;
68			flags \|= geometrySet;
69			};
70
71			bool set_file (const char *file);
72	sasha	1.2	# endif /* BG_IMAGE_FROM_FILE */
73	sasha	1.1
74			rxvt_term *target;
75			bool set_target (rxvt_term *new_target);
76
77			# ifdef ENABLE_TRANSPARENCY
78			int root_depth; /* obtained when target is set */
79			Pixmap root_pixmap; /* current root pixmap set */
80			rxvt_color tint;
81			int shade;
82			int h_blurRadius, v_blurRadius;
83
84			bool set_transparent ();
85			bool set_blur_radius (const char *geom);
86			bool set_tint (rxvt_color &new_tint);
87			bool unset_tint ();
88			bool set_shade (const char *shade_str);
89			bool set_root_pixmap ();
90
91			unsigned long make_transparency_pixmap ();/* returns combination of the transpTransformations flags */
92			# endif
93			double invalid_since;
94
95			Pixmap pixmap;
96			unsigned int pmap_width, pmap_height;
97			unsigned int pmap_depth;
98
99			bool window_size_sensitive ();
100			bool window_position_sensitive () {
101			return (flags & isTransparent);
102			};
103
104			bool is_parentOrigin () {
105			return !(flags & isVtOrigin);
106			};
107
108			bool need_client_side_rendering ();
109			void apply ();
110			bool render ();
111			void invalidate () {
112			if (!(flags & isInvalid))
113	ayin	1.5	{
114			flags \|= isInvalid;
115	root	1.6	invalid_since = ev::now ();
116	sasha	1.1	}
117			};
118			};
119			#else
120			# undef HAVE_BG_PIXMAP
121			#endif
122
123
124
125			#endif /* _BACKGROUND_H_ */